/*
  KEPNEZEGETO (mozgas-modell, Ruben #68; a viselkedes a lightbox.js-ben).

  A nezegeto a <dialog> sajat, teljes kepernyos retege: a showModal() a lap
  FOLE emeli (top layer), tehat semmilyen z-index nem kell hozza, es a
  fokusz-csapdat, az Esc-et a bongeszo adja.

  A hatter es a vezerlok SZANDEKOSAN NEM temafuggok (--lightbox-background,
  --overlay-control-*): a tartalom fenykep, azt a fekete alap mutatja jol.
*/
@layer components {
    /* A nyithato kep mutassa, hogy nyithato - a kurzor es egy finom nagyitas. */
    a[data-lightbox] {
        display: block;
        cursor: zoom-in;
        overflow: hidden;
        border-radius: inherit;
    }

    a[data-lightbox] img {
        display: block;
        transition: transform var(--duration-base) var(--motion-ease);
    }

    a[data-lightbox]:hover img,
    a[data-lightbox]:focus-visible img {
        transform: scale(1.03);
    }

    .lightbox {
        position: fixed;
        inset: 0;
        inline-size: 100%;
        block-size: 100%;
        max-inline-size: none;
        max-block-size: none;
        margin: 0;
        padding: 0;
        border: 0;
        background: var(--lightbox-background);
        color: var(--overlay-control-text);
        /* A lapot ne gorgesse es ne nagyitsa a bongeszo - a gesztus a mienk. */
        touch-action: none;
        user-select: none;
        overscroll-behavior: contain;
    }

    .lightbox[open] {
        display: flex;
        flex-direction: column;
    }

    .lightbox::backdrop {
        background: var(--lightbox-background);
    }

    .lightbox.is-opening {
        animation: lightbox-in var(--duration-base) var(--motion-ease);
    }

    @keyframes lightbox-in {
        from {
            opacity: 0;
            transform: scale(0.96);
        }
    }

    .lightbox-top {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: var(--space-2) var(--space-3);
        padding-block-start: calc(var(--space-2) + env(safe-area-inset-top, 0px));
    }

    .lightbox-counter {
        font-size: var(--font-size-body-small);
        font-weight: 700;
        font-variant-numeric: tabular-nums;
    }

    .lightbox-close,
    .lightbox-nav {
        display: grid;
        place-items: center;
        inline-size: var(--touch-target-min);
        block-size: var(--touch-target-min);
        border: 0;
        border-radius: 50%;
        background: var(--overlay-control-background);
        color: var(--overlay-control-text);
        cursor: pointer;
    }

    .lightbox-close:hover,
    .lightbox-nav:hover:not(:disabled) {
        background: var(--overlay-control-background-hover);
    }

    .lightbox-close svg,
    .lightbox-nav svg {
        inline-size: 22px;
        block-size: 22px;
    }

    .lightbox-stage {
        position: relative;
        flex: 1 1 auto;
        overflow: hidden;
        touch-action: none;
    }

    .lightbox-track {
        position: absolute;
        inset: 0;
        display: flex;
        will-change: transform;
    }

    .lightbox-track.is-animating {
        transition: transform var(--duration-slow) var(--motion-ease);
    }

    /*
      Ruben, 2026-10-27: "a kep neha levagodik". A racs EGYETLEN sora eddig
      "auto" volt, ezert a kep max-block-size: 100%-a nem a nezegeto
      magassagahoz, hanem a sajat termeszetes magassagahoz igazodott - minden
      kep, ami magasabb volt a nezegetonel (allo kep asztalon, fekvo kep
      alacsony ablakban, nagyon magas kep telefonon), alul kilogott, es az
      overflow: hidden levagta. A minmax(0, 1fr) sor es oszlop a nezegeto
      meretere szoritja a cellat, igy a 100% mar a lathato teruletet jelenti.
    */
    .lightbox-slide {
        flex: 0 0 100%;
        display: grid;
        grid-template: minmax(0, 1fr) / minmax(0, 1fr);
        place-items: center;
        min-inline-size: 0;
        overflow: hidden;
    }

    /*
      A kep a SAJAT meretenel nem nagyobb doboz: igy a "kepen kivuli"
      koppintas (bezaras) a kep mellett a fekete savban tortenik, nem a kep
      atlatszo, contain-nel kitoltott teruleten. Az object-fit: contain csak
      biztositek: ha a doboz es a kep aranya valaha elterne, a kep akkor sem
      vagodik, hanem kisebb lesz.
    */
    .lightbox-slide img {
        inline-size: auto;
        block-size: auto;
        max-inline-size: 100%;
        max-block-size: 100%;
        object-fit: contain;
        transform-origin: center center;
        will-change: transform;
        pointer-events: none;
    }

    /*
      BETOLTES (Ruben, 2026-10-28). A dia egyetlen racscellajaban egymason all
      a kep, a toltesjelzo es a hibauzenet. Toltes kozben az elonezet (a racs
      kis kepe) a nezegeto meretere nyujtva latszik - ugyanakkora, mint majd
      a Large -, igy a csere nem ugrik.
    */
    .lightbox-slide > * {
        grid-area: 1 / 1;
    }

    .lightbox-slide.is-loading img[src],
    .lightbox-slide.is-error img[src] {
        inline-size: 100%;
        block-size: 100%;
    }

    /*
      A kep will-change: transform-ja sajat reteget nyit, ami a sima testvereket
      eltakarna - a jelzo es a hibauzenet ezert a kep FOLE kerul.
    */
    .lightbox-spinner,
    .lightbox-error {
        position: relative;
        z-index: 1;
    }

    .lightbox-slide img:not([src]) {
        display: none;
    }

    .lightbox-spinner {
        display: none;
        inline-size: 40px;
        block-size: 40px;
        border: 3px solid color-mix(in srgb, var(--overlay-control-text) 25%, transparent);
        border-block-start-color: var(--overlay-control-text);
        border-radius: 50%;
        pointer-events: none;
        animation: lightbox-spin 0.8s linear infinite;
    }

    .lightbox-slide.is-loading .lightbox-spinner {
        display: block;
    }

    @keyframes lightbox-spin {
        to {
            transform: rotate(360deg);
        }
    }

    .lightbox-error {
        display: none;
        flex-direction: column;
        align-items: center;
        gap: var(--space-2);
        margin: var(--space-3);
        padding: var(--space-3) var(--space-4);
        border-radius: var(--radius-md);
        background: var(--overlay-control-background);
        color: var(--overlay-control-text);
        text-align: center;
    }

    .lightbox-slide.is-error .lightbox-error {
        display: flex;
    }

    .lightbox-error p {
        margin: 0;
    }

    .lightbox-retry {
        min-block-size: var(--touch-target-min);
        padding-inline: var(--space-4);
        border: 1px solid currentColor;
        border-radius: var(--radius-md);
        background: transparent;
        color: inherit;
        font: inherit;
        font-weight: 700;
        cursor: pointer;
    }

    .lightbox-retry:hover {
        background: var(--overlay-control-background-hover);
    }

    .lightbox-slide img.is-animating {
        transition: transform var(--duration-base) var(--motion-ease);
    }

    .lightbox-nav {
        position: absolute;
        inset-block-start: 50%;
        transform: translateY(-50%);
    }

    .lightbox-prev {
        inset-inline-start: var(--space-3);
    }

    .lightbox-next {
        inset-inline-end: var(--space-3);
    }

    .lightbox-nav:disabled {
        opacity: 0.3;
        cursor: default;
    }

    /* Erinto kepernyon a nyilak helyett az ujj lapoz - a modellben is. */
    @media (hover: none) {
        .lightbox-nav {
            display: none;
        }
    }

    .lightbox-dots {
        display: flex;
        justify-content: center;
        gap: 6px;
        padding: var(--space-3);
        padding-block-end: calc(var(--space-3) + env(safe-area-inset-bottom, 0px));
    }

    .lightbox-dots i {
        inline-size: 6px;
        block-size: 6px;
        border-radius: 50%;
        background: color-mix(in srgb, var(--overlay-control-text) 40%, transparent);
        transition:
            background-color var(--duration-fast),
            transform var(--duration-base) var(--motion-spring);
    }

    .lightbox-dots i.is-current {
        background: var(--brand-primary);
        transform: scale(1.4);
    }

    /* Egy kep: nincs mit lapozni - se nyil, se potty (#66). */
    .lightbox.is-single :is(.lightbox-nav, .lightbox-dots) {
        display: none;
    }

    @media (prefers-reduced-motion: reduce) {
        a[data-lightbox]:hover img,
        a[data-lightbox]:focus-visible img {
            transform: none;
        }
    }
}